import java.util.Scanner;
public class output812{
	public static void main(String[] args){
		int[][] array={{1,2,3,4},{5,6,7,8}};
	    System.out.println(m1(array)[0]);
	    System.out.println(m1(array)[1]);
	}
	public static int[] m1(int [][] m){
		int[] result=new int [2];
		result [0]=m.length;
		result [1]=m[0].length;
		return result;
	}
}